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Adds some basic loading command assistance.

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This commit is contained in:
Thomas Harte 2021-07-02 19:42:43 -04:00
parent a5b7d819a7
commit bcf483fb7e
1 changed files with 46 additions and 1 deletions
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47
Analyser/Static/Enterprise/StaticAnalyser.cpp
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@ -11,6 +11,21 @@
#include "../../../Storage/Disk/Parsers/FAT.hpp"
#include <algorithm>
namespace {
bool insensitive_equal(const std::string &lhs, const std::string &rhs) {
return std::equal(
lhs.begin(), lhs.end(),
rhs.begin(), rhs.end(),
[] (char l, char r) {
return tolower(l) == tolower(r);
});
}
}
Analyser::Static::TargetList Analyser::Static::Enterprise::GetTargets(const Media &media, const std::string &, TargetPlatform::IntType) {
// This analyser can comprehend disks only.
if(media.disks.empty()) return {};
@ -26,8 +41,38 @@ Analyser::Static::TargetList Analyser::Static::Enterprise::GetTargets(const Medi
// Inspect any supplied disks.
if(!media.disks.empty()) {
auto volume = Storage::Disk::FAT::GetVolume(media.disks.front());
// DOS will be needed.
target->dos = Target::DOS::EXDOS;
// Grab the volume information, which includes the root directory.
auto volume = Storage::Disk::FAT::GetVolume(media.disks.front());
if(volume) {
// If there's an EXDOS.INI then this disk should be able to boot itself.
// If not but if there's only one .COM or .BAS, automatically load that.
// Failing that, issue a :DIR and give the user a clue as to how to load.
const Storage::Disk::FAT::File *selected_file = nullptr;
bool has_exdos_ini = false;
bool did_pick_file = false;
for(const auto &file: (*volume).root_directory) {
if(insensitive_equal(file.name, "EXDOS ") && insensitive_equal(file.extension, "INI")) {
has_exdos_ini = true;
break;
}
if(insensitive_equal(file.extension, "com") || insensitive_equal(file.extension, "bas")) {
did_pick_file = !selected_file;
selected_file = &file;
}
}
if(!has_exdos_ini) {
if(did_pick_file) {
target->loading_command = std::string("run \"") + selected_file->name + "." + selected_file->extension + "\"";
} else {
target->loading_command = ":dir";
}
}
}
}
targets.push_back(std::unique_ptr<Analyser::Static::Target>(target));